+ macroses for all STM Discovery boards series
- EXTI/NVIC button mode from vldiscovery.c
- bin files from /keil
* keil prj
* generic Discovery macro for f0/f4 discos
Merge branch 'master' of github.com:ponyatov/ARMatura

Conflicts:
	keil/STM32F0DISCOVERY.uvgui.pda
	keil/STM32F103EMU.uvgui.pda
	keil/STM32F4DISCOVERY.uvgui.pda
	keil/STM32F4DISCOVERY.uvopt
	keil/STM32VLDISCOVERY.uvgui.pda
Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
+ bsp stm32emu103
.
- SysTick_Handler(void)